I have no idea if this chip is any good, but<p>> RISC-V is inevitable, and the HiFive Premier P550 development system exemplifies that.<p>> RISC-V has no limits.<p>Have to appreciate the chutzpah if nothing else.
It's a shame this isn't P650, which has the Hypervisor extension amongst other things (<a href="https://www.sifive.com/cores/performance-p650-670" rel="nofollow">https://www.sifive.com/cores/performance-p650-670</a>).